. >> mitt romney taking on our >> mt.t romney taking on our >> republicans say the president's campaign is showing signs of de >> these are tough times with real serious issues, so you have to scratch your head when the president spends the last week talking about saving big bird. >> election day, weeks away, getting a solid read on where the race stands is not easy. a new center taken after the dee, the president's acknodged wasn't on his a-game at the showdown. >> after the debate i had a bunch of folks come up and say, don't be so polite, don't be so nice. >> but his campaign insists his performance didn't change the fundamentals of the race. >> what was being presented wasn't leadership -- that's salesmanship. >> the narrowing polls are making some democrats nervous. so the pressure is on vice president biden in his debate tomorrow night against paul ryan. republicans say paul ryan will be ready for battle. rob and sunny, back to you. >> karen, thanks a lot. tomorrow the candidates for vice president who will meet face to face. our own martha raddatz will moderate. abc will carry it